Question: What was the primary profession of the author of "The Road to Serfdom?"
Paraphrase: What was the essential calling of the creator of "The Street to Serfdom?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q1638194 wdt:P50 ?X . ?X wdt:P106 ?answer}
Answer: economist, historian, political scientist, university teacher, sociologist, philosopher